package core.util;

import java.security.NoSuchAlgorithmException;

/**

 *  create by Liujishuai on 2015骞�9鏈�22鏃�

 */
public class MD5Util {
		public static String getMD5(byte[] source) {
			String s = null;
			char hexDigits[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
					'a', 'b', 'c', 'd', 'e', 'f' };
			try {
				java.security.MessageDigest md = java.security.MessageDigest
						.getInstance("MD5");
				md.update(source);
				byte tmp[] = md.digest();// MD5
				char str[] = new char[16 * 2];//
				
				int k = 0;// 
				for (int i = 0; i < 16; i++) {
					// 杩涘埗瀛楃鐨勮浆鎹�
					byte byte0 = tmp[i];//
					str[k++] = hexDigits[byte0 >>> 4 & 0xf];
				
					str[k++] = hexDigits[byte0 & 0xf]; 
				}
				s = new String(str);

			} catch (NoSuchAlgorithmException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			return s;
		}
		
}

